From 1b8c1d196a72068ac9cfda506a72df40f9580e3f Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 14:47:54 +0900
Subject: [PATCH 01/11] update install script

---
 .ci/linux/install-clang.sh | 25 +++++++++++++++++++++++++
 .ci/linux/install-gcc.sh   | 15 +++++++++++++++
 .circleci/config.yml       | 12 ++++--------
 .semaphore/semaphore.yml   | 18 ++++++------------
 4 files changed, 50 insertions(+), 20 deletions(-)
 create mode 100644 .ci/linux/install-clang.sh
 create mode 100644 .ci/linux/install-gcc.sh

diff --git a/.ci/linux/install-clang.sh b/.ci/linux/install-clang.sh
new file mode 100644
index 0000000000..6a67d8c505
--- /dev/null
+++ b/.ci/linux/install-clang.sh
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+set -e
+
+if [ -z ${CLANG_VERSION+x} ]; then
+  echo "CLANG_VERSOIN is empty. skip install clang..."
+  return
+fi
+
+. /etc/os-release
+wget -qO - http://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+add-apt-repository -y 'deb http://apt.llvm.org/${VERSION_CODENAME}/ llvm-toolchain-${VERSION_CODENAME}-${CLANG_VERSION} main'
+apt-get -y --allow-unauthenticated update
+apt-get -qq install clang-${CLANG_VERSION}
+
+
+if $INSATLL_CLANG_TOOLS; then
+  apt-get -y --force-yes -qq install clang-$CLANG_VERSION clang-tools-$CLANG_VERSION
+  CLANG_SLAVES="--slave /usr/bin/scan-build scan-build /usr/bin/scan-build-$CLANG_VERSION"
+fi
+
+update-alternatives --install /usr/bin/clang clang \
+  /usr/bin/clang-${CLANG_VERSION} 360 \
+  --slave /usr/bin/clang++ clang++ /usr/bin/clang++-${CLANG_VERSION} \
+  ${CLANG_SLAVES}
diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
new file mode 100644
index 0000000000..496371cfa0
--- /dev/null
+++ b/.ci/linux/install-gcc.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+set -e
+
+if [ -z ${GCC_VERSION+x} ]; then
+  echo "GCC_VERSION is empty. skip install gcc..."
+  return
+fi
+
+add-apt-repository -y ppa:ubuntu-toolchain-r/test
+apt-get -y --allow-unauthenticated update
+apt-get -qq install g++-${GCC_VERSION}
+update-alternatives --install /usr/bin/gcc gcc \
+  /usr/bin/gcc-${GCC_VERSION} 90 \
+  --slave /usr/bin/g++ g++ /usr/bin/g++-${GCC_VERSION}
diff --git a/.circleci/config.yml b/.circleci/config.yml
index db74901f86..161ecac7bf 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -34,14 +34,8 @@ aliases:
       command: |
         sudo apt-get -y --allow-unauthenticated update
         sudo apt-get install software-properties-common
-        sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-        wget -qO - http://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
-        sudo add-apt-repository -y 'deb http://apt.llvm.org/disco/ llvm-toolchain-disco-9 main'
-        sudo apt-get -y --allow-unauthenticated update
-        sudo apt-get -qq install clang-9
-        sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-9 60 --slave /usr/bin/clang++ clang++ /usr/bin/clang++-9
-        sudo apt-get -qq install g++-8
-        sudo update-alternatives --install /usr/bin/gcc   gcc   /usr/bin/gcc-8   90 --slave /usr/bin/g++     g++     /usr/bin/g++-8
+        sudo ./.ci/linux/install-clnag.sh
+        sudo ./.ci/linux/install-gcc.sh
   - &save_cache
       key: v2-dep-{{ .Branch }}-{{ epoch }}
       paths:
@@ -117,6 +111,7 @@ jobs:
     <<: *default
     environment:
       CXX: g++
+      GCC_VERSION: "8"
       FAST_OPTIMIZE: -Og
       # FAST_OPTIMIZE: -Ofast # https://github.com/srz-zumix/iutest/issues/396
     steps: *build-test-steps
@@ -125,6 +120,7 @@ jobs:
     <<: *default
     environment:
       CXX: clang++
+      CLANG_VERSION: "9"
       FAST_OPTIMIZE: -Ot
       MAKE_ADD_OPTION: CXXFLAGS=-ftime-trace
     steps: *build-test-steps
diff --git a/.semaphore/semaphore.yml b/.semaphore/semaphore.yml
index a04355d7ca..ac0fbee0b9 100644
--- a/.semaphore/semaphore.yml
+++ b/.semaphore/semaphore.yml
@@ -13,8 +13,10 @@ global_job_config:
       value: -j8
     - name: CLANG_VERSION
       value: "9"
-    - name: UBNAME
-      value: bionic
+    - name: INSATLL_CLANG_TOOLS
+      value: true
+    - name: GCC_VERSION
+      value: "7"
   prologue:
     commands:
       # - checkout --use-cache
@@ -38,16 +40,8 @@ blocks:
       prologue:
         commands:
           # - cache restore
-          - wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
-          - sudo apt-key update && sudo apt-get -qq update
-          - sudo add-apt-repository -y "deb http://apt.llvm.org/$UBNAME/ llvm-toolchain-$UBNAME-$CLANG_VERSION main"
-          - sudo add-apt-repository -y "deb http://apt.llvm.org/$UBNAME/ llvm-toolchain-$UBNAME main"
-          - sudo apt-key update && sudo apt-get -qq update
-          - sudo apt-cache search clang
-          - sudo apt-get -y --force-yes -qq install clang-$CLANG_VERSION clang-tools-$CLANG_VERSION
-          - sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-$CLANG_VERSION 360 --slave /usr/bin/clang++ clang++ /usr/bin/clang++-$CLANG_VERSION --slave /usr/bin/scan-build scan-build /usr/bin/scan-build-$CLANG_VERSION
-          - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-          - sudo apt-get update && sudo apt-get -qq install g++-7
+          - sudo ./.ci/linux/install-clang.sh
+          - sudo ./.ci/linux/install-gcc.sh
       jobs:
         - name: minimum_tests
           commands:

From 3b6e2b6e966ffb4070d2b011a58124f07f9fd985 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 14:50:57 +0900
Subject: [PATCH 02/11] fix

---
 .ci/linux/install-clang.sh | 0
 .ci/linux/install-gcc.sh   | 0
 .semaphore/semaphore.yml   | 2 +-
 3 files changed, 1 insertion(+), 1 deletion(-)
 mode change 100644 => 100755 .ci/linux/install-clang.sh
 mode change 100644 => 100755 .ci/linux/install-gcc.sh

diff --git a/.ci/linux/install-clang.sh b/.ci/linux/install-clang.sh
old mode 100644
new mode 100755
diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
old mode 100644
new mode 100755
diff --git a/.semaphore/semaphore.yml b/.semaphore/semaphore.yml
index ac0fbee0b9..40aa6e9f16 100644
--- a/.semaphore/semaphore.yml
+++ b/.semaphore/semaphore.yml
@@ -14,7 +14,7 @@ global_job_config:
     - name: CLANG_VERSION
       value: "9"
     - name: INSATLL_CLANG_TOOLS
-      value: true
+      value: "true"
     - name: GCC_VERSION
       value: "7"
   prologue:

From 1cbf03524958212dfe7d12a7619e0ed6ce7942f2 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 15:22:31 +0900
Subject: [PATCH 03/11] fix typo

---
 .circleci/config.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 161ecac7bf..8c4748dd80 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -34,7 +34,7 @@ aliases:
       command: |
         sudo apt-get -y --allow-unauthenticated update
         sudo apt-get install software-properties-common
-        sudo ./.ci/linux/install-clnag.sh
+        sudo ./.ci/linux/install-clang.sh
         sudo ./.ci/linux/install-gcc.sh
   - &save_cache
       key: v2-dep-{{ .Branch }}-{{ epoch }}

From 5556899f406911dd139c53da0f4e21ab0233618e Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 15:34:51 +0900
Subject: [PATCH 04/11] sudo

---
 .ci/linux/install-clang.sh | 12 ++++++------
 .ci/linux/install-gcc.sh   |  8 ++++----
 .circleci/config.yml       |  4 ++--
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/.ci/linux/install-clang.sh b/.ci/linux/install-clang.sh
index 6a67d8c505..299d63d9b5 100755
--- a/.ci/linux/install-clang.sh
+++ b/.ci/linux/install-clang.sh
@@ -3,23 +3,23 @@
 set -e
 
 if [ -z ${CLANG_VERSION+x} ]; then
-  echo "CLANG_VERSOIN is empty. skip install clang..."
+  echo "CLANG_VERSION is empty. skip install clang..."
   return
 fi
 
 . /etc/os-release
 wget -qO - http://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
-add-apt-repository -y 'deb http://apt.llvm.org/${VERSION_CODENAME}/ llvm-toolchain-${VERSION_CODENAME}-${CLANG_VERSION} main'
-apt-get -y --allow-unauthenticated update
-apt-get -qq install clang-${CLANG_VERSION}
+sudo add-apt-repository -y "deb http://apt.llvm.org/${VERSION_CODENAME}/ llvm-toolchain-${VERSION_CODENAME}-${CLANG_VERSION} main"
+sudo apt-get -y --allow-unauthenticated update
+sudo apt-get -qq install clang-${CLANG_VERSION}
 
 
 if $INSATLL_CLANG_TOOLS; then
-  apt-get -y --force-yes -qq install clang-$CLANG_VERSION clang-tools-$CLANG_VERSION
+  sudo apt-get -y --force-yes -qq install clang-$CLANG_VERSION clang-tools-$CLANG_VERSION
   CLANG_SLAVES="--slave /usr/bin/scan-build scan-build /usr/bin/scan-build-$CLANG_VERSION"
 fi
 
-update-alternatives --install /usr/bin/clang clang \
+sudo update-alternatives --install /usr/bin/clang clang \
   /usr/bin/clang-${CLANG_VERSION} 360 \
   --slave /usr/bin/clang++ clang++ /usr/bin/clang++-${CLANG_VERSION} \
   ${CLANG_SLAVES}
diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index 496371cfa0..d4e7bf4334 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -7,9 +7,9 @@ if [ -z ${GCC_VERSION+x} ]; then
   return
 fi
 
-add-apt-repository -y ppa:ubuntu-toolchain-r/test
-apt-get -y --allow-unauthenticated update
-apt-get -qq install g++-${GCC_VERSION}
-update-alternatives --install /usr/bin/gcc gcc \
+sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+sudo apt-get -y --allow-unauthenticated update
+sudo apt-get -qq install g++-${GCC_VERSION}
+sudo update-alternatives --install /usr/bin/gcc gcc \
   /usr/bin/gcc-${GCC_VERSION} 90 \
   --slave /usr/bin/g++ g++ /usr/bin/g++-${GCC_VERSION}
diff --git a/.circleci/config.yml b/.circleci/config.yml
index 8c4748dd80..d0a71e5550 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -34,8 +34,8 @@ aliases:
       command: |
         sudo apt-get -y --allow-unauthenticated update
         sudo apt-get install software-properties-common
-        sudo ./.ci/linux/install-clang.sh
-        sudo ./.ci/linux/install-gcc.sh
+        ./.ci/linux/install-clang.sh
+        ./.ci/linux/install-gcc.sh
   - &save_cache
       key: v2-dep-{{ .Branch }}-{{ epoch }}
       paths:

From 70c3641c5b2364eb47902cf61f0bb055b228ed17 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 15:53:36 +0900
Subject: [PATCH 05/11] debug

---
 .ci/linux/install-gcc.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index d4e7bf4334..1a97fdc850 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-set -e
+set -ex
 
 if [ -z ${GCC_VERSION+x} ]; then
   echo "GCC_VERSION is empty. skip install gcc..."
@@ -8,7 +8,7 @@ if [ -z ${GCC_VERSION+x} ]; then
 fi
 
 sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-sudo apt-get -y --allow-unauthenticated update
+sudo apt-get -y update
 sudo apt-get -qq install g++-${GCC_VERSION}
 sudo update-alternatives --install /usr/bin/gcc gcc \
   /usr/bin/gcc-${GCC_VERSION} 90 \

From 25cd287b4cf2a588bcb0e13cba6a6352e16187c2 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 17:46:22 +0900
Subject: [PATCH 06/11] fix

---
 .ci/linux/install-gcc.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index 1a97fdc850..375eee592a 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -1,13 +1,13 @@
 #!/bin/sh
 
-set -ex
+set -e
 
 if [ -z ${GCC_VERSION+x} ]; then
   echo "GCC_VERSION is empty. skip install gcc..."
   return
 fi
 
-sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test || true
 sudo apt-get -y update
 sudo apt-get -qq install g++-${GCC_VERSION}
 sudo update-alternatives --install /usr/bin/gcc gcc \

From 435a4c969c0f080c89b0aa96f35dc64e0d3f76f7 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 20:35:05 +0900
Subject: [PATCH 07/11] add key

---
 .ci/linux/install-clang.sh | 6 +++---
 .ci/linux/install-gcc.sh   | 7 ++++---
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/.ci/linux/install-clang.sh b/.ci/linux/install-clang.sh
index 299d63d9b5..4d7a07fcab 100755
--- a/.ci/linux/install-clang.sh
+++ b/.ci/linux/install-clang.sh
@@ -11,12 +11,12 @@ fi
 wget -qO - http://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
 sudo add-apt-repository -y "deb http://apt.llvm.org/${VERSION_CODENAME}/ llvm-toolchain-${VERSION_CODENAME}-${CLANG_VERSION} main"
 sudo apt-get -y --allow-unauthenticated update
-sudo apt-get -qq install clang-${CLANG_VERSION}
+sudo apt-get -qq install "clang-${CLANG_VERSION}"
 
 
 if $INSATLL_CLANG_TOOLS; then
-  sudo apt-get -y --force-yes -qq install clang-$CLANG_VERSION clang-tools-$CLANG_VERSION
-  CLANG_SLAVES="--slave /usr/bin/scan-build scan-build /usr/bin/scan-build-$CLANG_VERSION"
+  sudo apt-get -y --force-yes -qq install "clang-tools-${CLANG_VERSION}"
+  CLANG_SLAVES="--slave /usr/bin/scan-build scan-build /usr/bin/scan-build-${CLANG_VERSION}"
 fi
 
 sudo update-alternatives --install /usr/bin/clang clang \
diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index 375eee592a..6e20b05c84 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -7,9 +7,10 @@ if [ -z ${GCC_VERSION+x} ]; then
   return
 fi
 
-sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test || true
-sudo apt-get -y update
-sudo apt-get -qq install g++-${GCC_VERSION}
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+sudo apt-get -y --allow-unauthenticated update
+sudo apt-get -qq install "g++-${GCC_VERSION}"
 sudo update-alternatives --install /usr/bin/gcc gcc \
   /usr/bin/gcc-${GCC_VERSION} 90 \
   --slave /usr/bin/g++ g++ /usr/bin/g++-${GCC_VERSION}

From ce4e0cb8ba3edd78f69693c1c2d01b014c5b8eca Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 20:59:24 +0900
Subject: [PATCH 08/11] fix sudo semaphore

---
 .semaphore/semaphore.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.semaphore/semaphore.yml b/.semaphore/semaphore.yml
index 40aa6e9f16..677ef10ccc 100644
--- a/.semaphore/semaphore.yml
+++ b/.semaphore/semaphore.yml
@@ -40,8 +40,8 @@ blocks:
       prologue:
         commands:
           # - cache restore
-          - sudo ./.ci/linux/install-clang.sh
-          - sudo ./.ci/linux/install-gcc.sh
+          - ./.ci/linux/install-clang.sh
+          - ./.ci/linux/install-gcc.sh
       jobs:
         - name: minimum_tests
           commands:

From 310bd34b2da616851d0467013bfda457d4ebbd54 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 21:54:53 +0900
Subject: [PATCH 09/11] update

---
 .ci/linux/install-gcc.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index 6e20b05c84..421423f69b 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -7,8 +7,15 @@ if [ -z ${GCC_VERSION+x} ]; then
   return
 fi
 
-curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
-sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+. /etc/os-release
+MAJOR_VERSION=$(echo ${VERSION_ID} | cut -d '.' -f1)
+
+if [[ ${MAJOR_VERSION} -lt 19 ]]; then
+  sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+else
+  sudo add-apt-repository -y ppa:ubuntu-toolchain-r/ppa
+fi
+
 sudo apt-get -y --allow-unauthenticated update
 sudo apt-get -qq install "g++-${GCC_VERSION}"
 sudo update-alternatives --install /usr/bin/gcc gcc \

From 9f635c20ed9100ecdedbcde09ada39526f72c895 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 22:26:23 +0900
Subject: [PATCH 10/11] fix shellcheck

---
 .ci/linux/install-gcc.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index 421423f69b..abcfed1fa7 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -10,7 +10,7 @@ fi
 . /etc/os-release
 MAJOR_VERSION=$(echo ${VERSION_ID} | cut -d '.' -f1)
 
-if [[ ${MAJOR_VERSION} -lt 19 ]]; then
+if [ ${MAJOR_VERSION} -lt 19 ]; then
   sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
 else
   sudo add-apt-repository -y ppa:ubuntu-toolchain-r/ppa

From 701b24cabdeecd7ed414613520a51c58e5609583 Mon Sep 17 00:00:00 2001
From: srz_zumix <zumix.cpp@gmail.com>
Date: Sun, 12 Apr 2020 22:33:24 +0900
Subject: [PATCH 11/11] fix shellcheck

---
 .ci/linux/install-gcc.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.ci/linux/install-gcc.sh b/.ci/linux/install-gcc.sh
index abcfed1fa7..34f592a475 100755
--- a/.ci/linux/install-gcc.sh
+++ b/.ci/linux/install-gcc.sh
@@ -10,7 +10,7 @@ fi
 . /etc/os-release
 MAJOR_VERSION=$(echo ${VERSION_ID} | cut -d '.' -f1)
 
-if [ ${MAJOR_VERSION} -lt 19 ]; then
+if [ "${MAJOR_VERSION}" -lt 19 ]; then
   sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
 else
   sudo add-apt-repository -y ppa:ubuntu-toolchain-r/ppa